GTKWave

The push scope and pop scope functions are for helping out tools like gtkwave create their own internal data structures with respect to generation of hierarchy trees, etc.  They're not...

The whole block isn't dropped.  If we have a first block that is from 0ns-9.999ns, then a second from 10ns-19.999ns and you specify 15ns = start, then we should start...

Try the latest. -Tony 686:/home/bybell/git/gtkwave> git push origin masterCounting objects: 42, done. Delta compression using up to 4 threads. Compressing objects: 100% (23/23), done. Writing objects: 100% (23/23), 3.54 KiB...

No, there's no way to do that.  Even for FSDB, at best I think you can iterate through either the full hierarchy per-tree (as dumped, usually as logic in one...

Who cares about spinning disk.  Think NFS. Groups of signals are bunched up for adding.  If you add one at a time, you will have to retraverse the entire database...

BTW, side note but as far as I can tell when I've benchmarked it in side-to-side comparisons, FST is comparable to FSDB so I don't really see any issues.  FSDB...

I think you have a valid point there...I was at IBM when I started with this and have been at AMD almost 10 years so I have access to huge...

I don't remember exactly, but I think that zero bytes are fair game for the varlen callback payload, which is why there is a length field included.  See the usage...